Scientific articles \ Mathematics. Natural sciences \ Zoology \ Systematic zoology

Wintering swans Cygnus olor and C. cygnus in Stary Izborsk in the 2015/16

Bardin A.V.

Journal: Русский орнитологический журнал @ornis

Article in issue: 1246 т.25, 2016.

Free access

Short address: https://sciup.org/140155799

IDS: 140155799

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